CN113146159B - Connector die part machining method capable of improving machining efficiency - Google Patents
Connector die part machining method capable of improving machining efficiency Download PDFInfo
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- CN113146159B CN113146159B CN202110445480.2A CN202110445480A CN113146159B CN 113146159 B CN113146159 B CN 113146159B CN 202110445480 A CN202110445480 A CN 202110445480A CN 113146159 B CN113146159 B CN 113146159B
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- 238000003754 machining Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 6
- 238000003801 milling Methods 0.000 description 3
- 238000009760 electrical discharge machining Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The invention discloses a connector die part machining method for improving machining efficiency, which is characterized by comprising the following steps of: firstly, preparing materials by wire cutting, namely cutting cuboid jig woolen materials by wire cutting; step two, grinding by a grinding machine, namely, grinding six surfaces of the jig rough material in the step one by the grinding machine to obtain a fine grinding material; thirdly, grooving the grinding machine, namely grooving the fine grinding material in the second step on the grinding machine, and cutting six positioning grooves to obtain a part jig; step four, discharging the upper-level jig, and assembling the part jig in the step three into the upper-level jig to obtain a complete jig; step five, processing a first part; and step six, batch processing. The invention has reasonable design, high part precision, optimized processing flow and improved processing efficiency.
Description
Technical Field
The invention relates to the technical field of mold part machining, in particular to a connector mold part machining method capable of improving machining efficiency.
Background
Connectors are indispensable components in automated electronic equipment, and are mainly used for connecting isolated devices or apparatuses, so as to interconnect signal or current flows and realize predetermined functions. The connector mainly comprises accessories such as a contact body, an insulator, a shell, a terminal and the like, and a terminal split pin and a jack are key parts of the connector, and form close contact when the connector is plugged to complete connection of signals and currents.
The metal components in the connector often need to be subjected to electrical discharge machining, and the die design used for electrical discharge machining largely determines the machining efficiency of the components. The number of element positioning grooves in the traditional connector die is small, the processing efficiency is low, the number of element positioning grooves in the improved connector die (shown in figure 1) is increased, and the processing efficiency is improved.
The efficiency of connector part processing depends on the processing efficiency of a connector die to a great extent, the existing connector die part processing method is mostly unreasonable, the rough material processing allowance is excessive, the grinding machine finish processing consumes too much time, and the overall processing progress of the die is affected.
Disclosure of Invention
The invention aims to provide a connector die part processing method for improving processing efficiency, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the connector die part machining method for improving machining efficiency is characterized by comprising the following steps of:
firstly, preparing materials by wire cutting, namely cutting cuboid jig woolen materials by wire cutting;
step two, grinding by a grinding machine, namely, grinding six surfaces of the jig rough material in the step one by the grinding machine to obtain a fine grinding material;
thirdly, grooving the grinding machine, namely grooving the fine grinding material in the second step on the grinding machine, and cutting six positioning grooves to obtain a part jig;
step four, discharging the upper-level jig, and assembling the part jig in the step three into the upper-level jig to obtain a complete jig;
step five, machining a first part, namely placing a part blank into a first positioning groove on the complete jig in the step four to perform electric discharge machining to obtain the first part, and performing size detection on the first part;
step six, batch processing, namely, batch processing is carried out after the size of the first part is checked to be qualified in the step five, and part blanks are placed into six positioning grooves on the finishing jig during batch processing to carry out batch discharge processing to obtain batch parts.
Preferably, in the first step, the jig woolen obtained by cutting the fast wire stock by the wire is provided with accurate grinding allowance of 1.00MM on each of six surfaces.
Preferably, the fine grinding material obtained by fine grinding by the grinding machine in the second step ensures that the dimensional accuracy of six surfaces is within 0.002 MM.
Preferably, in the third step, the workpiece width of the positioning groove real-fit connector cut by the grooving of the grinding machine is required to be in close fit, and the precision of each groove is ensured to be within 0.001MM so as to ensure the quality of electric discharge batch processing in the later batch processing.
Preferably, the discharging superior jig in the fourth step can be performed simultaneously with the fine grinding of the second grinding machine and the grooving of the third grinding machine, so that the waiting superior jig time is reduced, and the production efficiency of the jig is ensured.
Preferably, after the complete jig in the fourth step is assembled, the full-size detection must be performed 3 times and a detection report must be attached.
Preferably, when the first part in the step five is subjected to size detection, the precision is 30% higher than the design requirement, and the step six batch processing can be performed.
Preferably, when the step six batch processing is performed, the size detection is performed on the first 200 batch parts, so that the yield of batch parts at the subsequent processing position is improved.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the small machining allowance can be easily controlled on the premise of ensuring the blanking speed through fast wire stock, and compared with the traditional milling machine, the blanking machining allowance can be controlled to be smaller, so that the machining time of a grinding machine is shortened; compared with CNC grooving precision, the CNC grooving precision is higher by adopting the grinding machine, and CNC clamping steps are reduced, so that the grooving can be directly performed after the grinding machine is accurately ground. The machining of the upper-level jig can be immediately assembled after the grooving of the grinding machine in advance, and the efficiency is higher. The 3-dimensional full-size detection and the detection report can effectively avoid the part defect caused by the mould precision defect. The precision of the first part is required to be improved by 30%, and the precision of the parts during batch processing can be effectively improved. The dimension detection is carried out on the first 200 batch parts to ensure the dimension precision stability of batch processing. The invention has reasonable design, high part precision, optimized processing flow and improved processing efficiency.
Drawings
Fig. 1 is a schematic structural view of an improved connector mold.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The connector die part machining method for improving machining efficiency is characterized by comprising the following steps of:
firstly, preparing materials by wire cutting, namely cutting cuboid jig woolen materials by wire cutting;
step two, grinding by a grinding machine, namely, grinding six surfaces of the jig rough material in the step one by the grinding machine to obtain a fine grinding material;
thirdly, grooving the grinding machine, namely grooving the fine grinding material in the second step on the grinding machine, and cutting six positioning grooves to obtain a part jig;
step four, discharging the upper-level jig, and assembling the part jig in the step three into the upper-level jig to obtain a complete jig;
step five, machining a first part, namely placing a part blank into a first positioning groove on the complete jig in the step four to perform electric discharge machining to obtain the first part, and performing size detection on the first part;
step six, batch processing, namely, batch processing is carried out after the size of the first part is checked to be qualified in the step five, and part blanks are placed into six positioning grooves on the finishing jig during batch processing to carry out batch discharge processing to obtain batch parts.
According to the invention, the small machining allowance can be easily controlled on the premise of ensuring the blanking speed through fast wire stock, and compared with the traditional milling machine, the blanking machining allowance can be controlled to be smaller, so that the machining time of a grinding machine is shortened; compared with CNC grooving precision, the CNC grooving precision is higher by adopting the grinding machine, and CNC clamping steps are reduced, so that the grooving can be directly performed after the grinding machine is accurately ground.
Preferably, the jig woolen obtained by cutting the fast wire stock in the first step is provided with accurate grinding allowance of 1.00MM on each of six surfaces.
The accurate grinding allowance of 1.00MM effectively reduces the accurate grinding time of the grinding machine.
Preferably, the finish grinding material obtained by the finish grinding of the grinding machine in the second step ensures that the dimensional accuracy of six surfaces is within 0.002 MM.
The precision of the refined grinding material within 0.002MM can ensure the machining precision of the parts.
Preferably, in the third step, the width of the workpiece of the positioning groove real-fit connector cut by the grooving of the grinding machine is required to be in close fit, and the precision of each groove is ensured to be within 0.001MM so as to ensure the quality of electric discharge batch processing in the later batch processing.
The precision of the positioning groove can be guaranteed to be within 0.001MM so as to realize tight fit with a workpiece.
Preferably, the discharging superior jig in the fourth step can be performed simultaneously with the fine grinding of the second grinding machine and the grooving of the third grinding machine, so that the waiting superior jig time is reduced, and the production efficiency of the jig is ensured.
The machining of the upper-level jig can be immediately assembled after the grooving of the grinding machine in advance, and the efficiency is higher.
Preferably, after the complete jig in the fourth step is assembled, the full-size inspection must be performed 3 times and an inspection report must be attached.
The 3-dimensional full-size detection and the detection report can effectively avoid the part defect caused by the mould precision defect.
Preferably, when the first part in the step five is subjected to size detection, the precision is higher than the design requirement by 30% and the step six batch processing can be performed.
The precision of the first part is required to be improved by 30%, and the precision of the parts during batch processing can be effectively improved.
Preferably, in the sixth batch processing, the first 200 batch parts are all subjected to size detection, so as to obtain the yield of batch parts at the subsequent processing position.
The dimension detection is carried out on the first 200 batch parts to ensure the dimension precision stability of batch processing.
The working principle of the invention is as follows: according to the invention, the small machining allowance can be easily controlled on the premise of ensuring the blanking speed through fast wire stock, and compared with the traditional milling machine, the blanking machining allowance can be controlled to be smaller, so that the machining time of a grinding machine is shortened; compared with CNC grooving precision, the CNC grooving precision is higher by adopting the grinding machine, and CNC clamping steps are reduced, so that the grooving can be directly performed after the grinding machine is accurately ground. The accurate grinding allowance of 1.00MM effectively reduces the accurate grinding time of the grinding machine. The precision of the refined grinding material within 0.002MM can ensure the machining precision of the parts. The precision of the positioning groove can be guaranteed to be within 0.001MM so as to realize tight fit with a workpiece. The machining of the upper-level jig can be immediately assembled after the grooving of the grinding machine in advance, and the efficiency is higher. The 3-dimensional full-size detection and the detection report can effectively avoid the part defect caused by the mould precision defect. The precision of the first part is required to be improved by 30%, and the precision of the parts during batch processing can be effectively improved. The dimension detection is carried out on the first 200 batch parts to ensure the dimension precision stability of batch processing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (1)
1. The connector die part machining method for improving machining efficiency is characterized by comprising the following steps of:
firstly, preparing materials by wire cutting, namely cutting cuboid jig woolen materials by wire cutting;
step two, grinding by a grinding machine, namely, grinding six surfaces of the jig rough material in the step one by the grinding machine to obtain a fine grinding material;
thirdly, grooving the grinding machine, namely grooving the fine grinding material in the second step on the grinding machine, and cutting six positioning grooves to obtain a part jig;
step four, discharging the upper-level jig, and assembling the part jig in the step three into the upper-level jig to obtain a complete jig;
step five, machining a first part, namely placing a part blank into a first positioning groove on the complete jig in the step four to perform electric discharge machining to obtain the first part, and performing size detection on the first part;
step six, batch processing, namely, batch processing is carried out after the size of the first part is checked to be qualified in the step five, and part blanks are put into six positioning grooves on the finishing jig for batch discharge processing during batch processing to obtain batch parts;
firstly, cutting a quick wire by using a central line to prepare a jig woolen material, wherein the six surfaces are respectively reserved with accurate grinding allowance of 1.00 MM;
step two, the grinding machine grinds the obtained accurate grinding material, guarantee six surface dimensional accuracy within 0.002 MM;
thirdly, the width of the positioning groove cut by the grooving of the grinding machine is matched with the workpiece of the connector in real fit, the real fit requirement is tightly matched, and the precision of each groove is ensured to be within 0.001MM, so that the quality of electric discharge batch machining in the later batch machining is ensured;
the discharging upper-level jig in the fourth step can be performed simultaneously with the fine grinding of the second grinding machine and the grooving of the third grinding machine, so that the time for waiting for the upper-level jig is shortened, and the production efficiency of the jig is ensured;
after the complete jig in the fourth step is assembled, the full-size detection of 3 times is required and a detection report is attached;
when the first part in the step five is subjected to size detection, the precision is 30% higher than the design requirement, and the step six batch processing can be performed;
when the step six batch processing is performed, the size detection is required to be performed on the first 200 batch parts so as to improve the yield of batch parts processed later.
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| CN202110445480.2A CN113146159B (en) | 2021-04-25 | 2021-04-25 | Connector die part machining method capable of improving machining efficiency |
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| CN202110445480.2A CN113146159B (en) | 2021-04-25 | 2021-04-25 | Connector die part machining method capable of improving machining efficiency |
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| CN113146159A CN113146159A (en) | 2021-07-23 |
| CN113146159B true CN113146159B (en) | 2023-12-15 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101856784A (en) * | 2010-06-01 | 2010-10-13 | 辽宁忠旺集团有限公司 | Machining process of train body profile mold |
| CN202447516U (en) * | 2012-02-10 | 2012-09-26 | 安徽联盟模具工业股份有限公司 | High-strength metal sheet dent-free die |
| CN204174312U (en) * | 2014-09-17 | 2015-02-25 | 蓝思科技股份有限公司 | A kind of sapphire eyeglass annealing furnace fixture and discharge and feed apparatus thereof |
| CN104440000A (en) * | 2014-11-11 | 2015-03-25 | 苏州联开精密模具有限公司 | Machining technology for forming inserts in push handle die |
| CN107030458A (en) * | 2017-06-02 | 2017-08-11 | 苏州市零点精密模具有限公司 | A kind of processing method of shearing die |
| CN207983055U (en) * | 2017-12-30 | 2018-10-19 | 宝利根（东莞）电子科技有限公司 | A kind of jig structure for skewed slot processing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5140106B2 (en) * | 2010-03-23 | 2013-02-06 | 日本碍子株式会社 | Method for manufacturing die for forming honeycomb structure |
-
2021
- 2021-04-25 CN CN202110445480.2A patent/CN113146159B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101856784A (en) * | 2010-06-01 | 2010-10-13 | 辽宁忠旺集团有限公司 | Machining process of train body profile mold |
| CN202447516U (en) * | 2012-02-10 | 2012-09-26 | 安徽联盟模具工业股份有限公司 | High-strength metal sheet dent-free die |
| CN204174312U (en) * | 2014-09-17 | 2015-02-25 | 蓝思科技股份有限公司 | A kind of sapphire eyeglass annealing furnace fixture and discharge and feed apparatus thereof |
| CN104440000A (en) * | 2014-11-11 | 2015-03-25 | 苏州联开精密模具有限公司 | Machining technology for forming inserts in push handle die |
| CN107030458A (en) * | 2017-06-02 | 2017-08-11 | 苏州市零点精密模具有限公司 | A kind of processing method of shearing die |
| CN207983055U (en) * | 2017-12-30 | 2018-10-19 | 宝利根（东莞）电子科技有限公司 | A kind of jig structure for skewed slot processing |
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| CN113146159A (en) | 2021-07-23 |
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